3v4l.org

run code in 300+ PHP versions simultaneously
<?php $queue = new SplPriorityQueue(); $queue->insert('1',0); $queue->insert('2',0); $queue->insert('3',0); $queue->insert('4',0); $queue->insert('5',0); while($queue->valid()){ var_dump( $queue->current() ); $queue->next(); }
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 42) Position 1 = 31
Branch analysis from position: 31
2 jumps found. (Code = 44) Position 1 = 34, Position 2 = 24
Branch analysis from position: 34
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 24
2 jumps found. (Code = 44) Position 1 = 34, Position 2 = 24
Branch analysis from position: 34
Branch analysis from position: 24
filename:       /in/eNXSo
function name:  (null)
number of ops:  35
compiled vars:  !0 = $queue
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   NEW                                              $1      'SplPriorityQueue'
          1        DO_FCALL                                      0          
          2        ASSIGN                                                   !0, $1
    3     3        INIT_METHOD_CALL                                         !0, 'insert'
          4        SEND_VAL_EX                                              '1'
          5        SEND_VAL_EX                                              0
          6        DO_FCALL                                      0          
    4     7        INIT_METHOD_CALL                                         !0, 'insert'
          8        SEND_VAL_EX                                              '2'
          9        SEND_VAL_EX                                              0
         10        DO_FCALL                                      0          
    5    11        INIT_METHOD_CALL                                         !0, 'insert'
         12        SEND_VAL_EX                                              '3'
         13        SEND_VAL_EX                                              0
         14        DO_FCALL                                      0          
    6    15        INIT_METHOD_CALL                                         !0, 'insert'
         16        SEND_VAL_EX                                              '4'
         17        SEND_VAL_EX                                              0
         18        DO_FCALL                                      0          
    7    19        INIT_METHOD_CALL                                         !0, 'insert'
         20        SEND_VAL_EX                                              '5'
         21        SEND_VAL_EX                                              0
         22        DO_FCALL                                      0          
    9    23      > JMP                                                      ->31
   10    24    >   INIT_FCALL                                               'var_dump'
         25        INIT_METHOD_CALL                                         !0, 'current'
         26        DO_FCALL                                      0  $9      
         27        SEND_VAR                                                 $9
         28        DO_ICALL                                                 
   11    29        INIT_METHOD_CALL                                         !0, 'next'
         30        DO_FCALL                                      0          
    9    31    >   INIT_METHOD_CALL                                         !0, 'valid'
         32        DO_FCALL                                      0  $12     
         33      > JMPNZ                                                    $12, ->24
   12    34    > > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
263.73 ms | 1003 KiB | 14 Q